1016 (Chōwa 4, 11th month): A great fire broke out in the Imperial palace; and it was reduced to cinders.[3]

10 March 1016 (Chōwa 5, 29th day of the 1st month): In the 5th year of Emperor Sanjō's reign, the emperor abdicated; and the succession (senso) was received by a cousin. Soon after, Emperor Go-Ichijō's role as monarch was confirmed in ceremonies (sokui).[4]

♯The Northern pretenders did not recognize the Genkō era. Gentoku was used in the Northern Court until 1332.₪The Shōkyō era was recognized only by the Northern pretenders, not by the Southern Court.‡ Upon reunification of the Northern and Southern Courts in 1392, Genchū was discontinued. Meitoku was used until 1394.